55403414 has 8 divisors (see below), whose sum is σ = 90660168. Its totient is φ = 25183360.

The previous prime is 55403371. The next prime is 55403429. The reversal of 55403414 is 41430455.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1259147 + ... + 1259190.

It is an arithmetic number, because the mean of its divisors is an integer number (11332521).

Almost surely, 2^55403414 is an apocalyptic number.

55403414 is a deficient number, since it is larger than the sum of its proper divisors (35256754).

55403414 is a wasteful number, since it uses less digits than its factorization.

55403414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2518350.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 55403414 is about 7443.3469622207. The cubic root of 55403414 is about 381.2227785276. Note that the first 3 decimals are identical.

Adding to 55403414 its reverse (41430455), we get a palindrome (96833869).

The spelling of 55403414 in words is "fifty-five million, four hundred three thousand, four hundred fourteen".